Find a clinical trial

Our trials focus on advancing treatments for rare diseases with the goal of bringing new hope, options, and understanding to patients and families worldwide. Explore Alexion’s current clinical trials and discover how you or a loved one may be able to take part.

Our research areas

Alexion is committed to investigating rare conditions across multiple therapeutic areas. Each area represents a focused effort to understand complex diseases and develop innovative therapies that can change lives.

Rare bone

Developing targeted therapies to help patients with rare bone diseases live stronger, healthier lives.

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Rare cardiology

Advancing potential treatments for rare heart conditions to improve health and daily living.

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Rare endocrine disorders

Exploring new approaches to improve care for people living with rare endocrine conditions.

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Rare hematology

Creating therapies that address rare blood disorders and help patients live fuller, healthier lives.

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Rare nephrology

Pioneering treatments to improve outcomes for patients with rare kidney conditions.

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Rare neurology

Working to advance potential therapies for rare neurological conditions that affect daily life.

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Rare tumours

Researching new approaches to help improve outcomes for people with rare cancers.

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Healthy volunteers

Conducting studies to support research and advance care for rare disease communities.

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Recruiting trials

Rare hematology

A Phase 1b/2 Study of CAR T Cell Therapy Targeting CD19 and BCMA in Participants With Relapsed or Refractory AL Amyloidosis. (ALACRITY)

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Rare Cardiology

ALXN2350 in Adult Participants With BAG3-Associated Dilated Cardiomyopathy (DCMRestore)

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Rare Nephrology

Study of Ravulizumab in Pediatric Participants With Primary IgAN (ICAN Jr.)

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Rare Nephrology

Study of ALXN1920 in Adult Participants With Primary Membranous Nephropathy (PMN) (AUTUMN)

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Rare hematology

Safety and Efficacy of Tarperprumig in Adult Participants With Anti-Neutrophil Cytoplasmic Antibody (ANCA)-Associated Vasculitis (I TRANSCEND)

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Rare Nephrology

Double-blind, Randomized, Placebo-controlled, Multicenter Study to Evaluate the Efficacy and Safety of Ravulizumab Administered Intravenously in Adult Participants at High Risk of Delayed Graft Function After Kidney Transplantation (AWAKE)

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Rare hematology

Study of Danicopan as Add-on Treatment to Ravulizumab or Eculizumab in Pediatric Participants With PNH Who Have Clinically Significant Extravascular Hemolysis

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